man in a classroom and eternity formula
man in a classroom and eternity formula on a blackboard
Size: 5047px × 3707px
Photo credit: © riccardo penati / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: abstract, billboard, black, blackboard, board, business, businessman, chalk, chalkboard, choice, choose, class, classroom, clean, communication, education, educational, eraser, eternity, formula, frame, graphic, idea, illustration, image, information, man, notice, object, school, teacher
